Founded in 2020 in Belgium, ATS4IT is part of the Moongy Group, established to strengthen agap2IT’s presence in Europe. Since 2021 we expanded further with the opening of our Danish branch in Copenhagen, and our Spanish brand in Madrid, reinforcing our commitment to being a key player in the European technology landscape. Proximity, transparency, and collaboration define our approach at ATS. We aim to be your trusted partner and the first choice for your technological challenges
.NET Full Stack Developer
Location: Brussels, Belgium
Work Model: Hybrid (2–3 days per week on-site)
Languages: Native French or Dutch + good command of the other national language + English (B2)
Contract Type: Long-term mission
Eligibility: Candidates must possess European nationality or a valid work permit for Belgium
NOTE: Due to the high volume of applications received, candidates who do not meet the specified criteria may not be contacted
We are seeking an experienced .NET Full Stack Developer to join our development team supporting large-scale digital transformation projects. The selected professional will work across both backend and frontend environments, building reliable, high-performance applications and ensuring seamless integration between systems. The role combines strong .NET backend expertise with solid front-end development skills, and an understanding of DevOps and modern software engineering practices.
Backend: C#, .NET Framework, .NET Core, Entity Framework, MVC, ASP.NET, REST APIs
Frontend: HTML5, CSS3, Bootstrap, JavaScript, TypeScript, Angular, NgRx, Node.js, jQuery
Databases: SQL, relational databases
Tools: Git, Azure DevOps, Jira
Practices: OOP, SOLID, dependency injection, unit testing, DevOps, CI/CD
Proven experience configuring NgRx for complex state management.
Experience designing and maintaining Azure DevOps pipelines.
Strong knowledge of ADFS authentication and authorization.
What We Offer:
Attractive salary based on your experience and skills.
Additional benefits: Meal vouchers and eco-vouchers (electronic), DKV hospitalization insurance, company laptop, holiday allowance, and year-end bonus.
Vacation: 20 paid leave days + 12 RTT days.
Free training (technical, behavioral, language) and certifications
Continuous and personalized career progression support
Opportunities to work on projects with cutting-edge technologie
At Moongy Group, we stand for equality and diversity. We create a safe and inclusive environment where opportunities are equal for everyone! We do not discriminate based on age, ethnicity, gender, disability, sexual orientation, or any factor other than merit. If you have the skills for the role, we encourage you to apply!
Founded in 2020 in Belgium, ATS4IT is part of the Moongy Group, established to strengthen agap2IT’s presence in Europe. Since 2021 we expanded further with the opening of our Danish branch in Copenhagen, and our Spanish brand in Madrid, reinforcing our commitment to being a key player in the European technology landscape. Proximity, transparency, and collaboration define our approach at ATS. We aim to be your trusted partner and the first choice for your technological challenges
DevOps Engineer
Location: Luxembourg
Work Model: (Hybrid – 3 days on-site, 2 days remote)
Languages: Excellent communication in English
Eligibility: a valid Luxembourg work permit is mandatory
NOTE: Candidates who do not meet the specified criteria may not be contacted
About the Role
This is a senior-level role requiring extensive experience in support, systems engineering, and DevOps practices. You will play a key part in ensuring stability, automation, and continuous improvement across infrastructure and application delivery pipelines.
Bachelor’s or Master’s degree in Computer Science or a related field.
At least 10 years of proven professional experience in a relevant domain (Support, System Engineering, or DevOps).
Strong expertise in Azure DevOps, including CI/CD pipelines and automation processes.
Excellent hands-on experience with Unix systems at a senior operational level.
Solid understanding of Java, including its runtime environment and operational behaviours.
Good knowledge of relational databases (SQL) and stored procedures.
Support and enhance DevOps pipelines and environments, ensuring reliability and scalability.
Collaborate with development, support, and infrastructure teams to streamline delivery processes.
Monitor, maintain, and troubleshoot systems, deployments, and runtime environments.
Automate operational tasks and contribute to continuous improvement initiatives.
Produce high-quality documentation and deliverables in English.
Ensure smooth operations within hybrid working constraints and on-site collaboration.
Attractive salary based on your experience and skills.
Additional benefits: Meal vouchers and eco-vouchers (electronic), DKV hospitalization insurance, company laptop, holiday allowance, and year-end bonus.
Vacation: 20 paid leave days + 12 RTT days.
Free training (technical, behavioral, language) and certifications
Continuous and personalized career progression support
Opportunities to work on projects with cutting-edge technologie
At Moongy Group, we stand for equality and diversity. We create a safe and inclusive environment where opportunities are equal for everyone! We do not discriminate based on age, ethnicity, gender, disability, sexual orientation, or any factor other than merit. If you have the skills for the role, we encourage you to apply!
Founded in 2020 in Belgium, ATS4IT is part of the Moongy Group, established to strengthen agap2IT’s presence in Europe. Since 2021 we expanded further with the opening of our Danish branch in Copenhagen, and our Spanish brand in Madrid, reinforcing our commitment to being a key player in the European technology landscape. Proximity, transparency, and collaboration define our approach at ATS. We aim to be your trusted partner and the first choice for your technological challenges
Integration Specialist
Location: Brussels, Belgium
Work Model: Hybrid (2–3 days per week on-site)
Duration: Long-term assignment (+1 year)
Languages: Excellent communication in French or Dutch, plus English
Eligibility: Candidates must possess European nationality or a valid work permit for Belgium
NOTE: Due to the high volume of applications received, candidates who do not meet the specified criteria may not be contacted
About the Role
We are looking for an experienced Integration Specialist to join a major digital transformation initiative starting in January. If you’re passionate about building robust service-oriented architectures, designing high-quality APIs, and working in a dynamic Agile environment, this role offers the opportunity to make a real impact within a large-scale, enterprise ecosystem.
Bachelor’s degree as a minimum.
At least 3 years of experience in a similar role (integration, SOA, API development).
Experience with Java or similar programming languages.
Strong understanding of SOAP, WSDL, WS-Security, REST principles.
Familiarity with API security and standards (OAuth2, JWT, Swagger).
Knowledge of SOA concepts, microservices architecture, and enterprise integration patterns.
Ability to interpret and transform XML and JSON (XSD, XPath, XQuery, XSLT).
Experience with enterprise integration tools such as:
Oracle Service Bus, Axway, DataPower, WebLogic, OBTM.
Comfortable with Git for version control.
Strong experience with testing tools:
Postman, SOAPUI, ReadyAPI.
Understanding of client frameworks like Axis2, CXF, .NET, JAX-WS RI, etc.
Experience with Agile collaboration tools (Jira, Confluence) and digital whiteboarding tools (Miro, Mural).
Exposure to CI/CD and monitoring stacks (Jenkins, Hudson, ELK).
Familiar with Agile and Scrum practices.
Understanding of project methodologies such as PMBOK or PRINCE2.
Knowledge of ITIL and enterprise architecture frameworks (e.g., TOGAF).
What We Offer:
Attractive salary based on your experience and skills.
Additional benefits: Meal vouchers and eco-vouchers (electronic), DKV hospitalization insurance, company laptop, holiday allowance, and year-end bonus.
Vacation: 20 paid leave days + 12 RTT days.
Free training (technical, behavioral, language) and certifications
Continuous and personalized career progression support
Opportunities to work on projects with cutting-edge technologie
At Moongy Group, we stand for equality and diversity. We create a safe and inclusive environment where opportunities are equal for everyone! We do not discriminate based on age, ethnicity, gender, disability, sexual orientation, or any factor other than merit. If you have the skills for the role, we encourage you to apply!
Founded in 2020 in Belgium, ATS4IT is part of the Moongy Group, established to strengthen agap2IT’s presence in Europe. Since 2021 we expanded further with the opening of our Danish branch in Copenhagen, and our Spanish brand in Madrid, reinforcing our commitment to being a key player in the European technology landscape. Proximity, transparency, and collaboration define our approach at ATS. We aim to be your trusted partner and the first choice for your technological challenges
JAVA Developer
Location: Brussels, Belgium
Work Model: Hybrid (2–3 days per week on-site)
Project Duration: 3 Years (Starting January 2st, 2026)
Languages: Native / C2 Level of English
Eligibility: Candidates must possess European nationality or a valid work permit for Belgium
NOTE: Due to the high volume of applications received, candidates who do not meet the specified criteria may not be contacted
4 - 6 years of professional experience in Java development (including Spring Boot and REST APIs).
Strong understanding of Microservice architecture and distributed systems.
Hands-on experience with Kubernetes, Docker, and CI/CD pipelines.
Experience with Angular (or another modern front-end framework).
Familiarity with cloud-native applications (Azure, AWS, or GCP).
Solid understanding of database systems, SQL, and ORM technologies
Experience with version control systems such as Git or SVN
Experience in greenfield development or large-scale transformation projects.
Familiarity with Reactive programming or Event-driven architectures.
Exposure to Agile/Scrum methodologies and tools like Jira or Confluence.
What We Offer:
Attractive salary based on your experience and skills.
Additional benefits: Meal vouchers and eco-vouchers (electronic), DKV hospitalization insurance, company laptop, holiday allowance, and year-end bonus.
Vacation: 20 paid leave days + 12 RTT days.
Free training (technical, behavioral, language) and certifications
Continuous and personalized career progression support
Opportunities to work on projects with cutting-edge technologie
At Moongy Group, we stand for equality and diversity. We create a safe and inclusive environment where opportunities are equal for everyone! We do not discriminate based on age, ethnicity, gender, disability, sexual orientation, or any factor other than merit. If you have the skills for the role, we encourage you to apply!
Founded in 2020 in Belgium, ATS4IT is part of the Moongy Group, established to strengthen agap2IT’s presence in Europe. Since 2021 we expanded further with the opening of our Danish branch in Copenhagen, and our Spanish brand in Madrid, reinforcing our commitment to being a key player in the European technology landscape. Proximity, transparency, and collaboration define our approach at ATS. We aim to be your trusted partner and the first choice for your technological challenges
Mid Fullstack Developer - Deadline for submission of applications: 10/03/2025
Location: Brussels, Belgium
Hybrid (3 times a week in the client office)
Type of Contract: Permanent Contract preferably
Mandatory Languages: French or Dutch (native) + English (b2)
Eligibility: Candidates must possess European nationality or a valid work permit for Belgium.
We're looking for someone who has these skills:
Technical Skills:
Bachelor's degree in Computer Science or a related field or equivalent experience.
3 to 4 years of experience as a Fullstack Developer with a strong understanding of both front-end and back-end technologies:
Experience with RESTful APIs, Familiarity with version control systems such as Git.
Nice to have: Knowledge or experience with PHP and ESB (Enterprise Service Bus)
Soft Skills:
Key Responsibilities:
- Project Participation & Development: Analyzes user requests, collaborates with project managers, and develops applications with IT teams and relevant departments.
- Testing & Maintenance: Writes and executes test scenarios, corrects bugs, upgrades systems, and maintains operational documentation.
- Application & Interface Development: Designs, develops, and integrates internal and external applications, ensuring compatibility with existing systems.
- System Analysis & Software Management: Installs, configures, and maintains software, troubleshoots application issues, and optimizes data storage and exchange.
- IT Security Management: Develops, maintains, and enhances IT security systems to ensure data protection and system integrity
At Moongy Group, we advocate for equality and diversity. We create an inclusive and safe environment where everyone has an equal opportunity. We do not discriminate based on age, origin, gender, disability, sexual orientation, or any factor other than merit. If you have the required skills, we encourage you to apply.
Founded in 2020 in Belgium, ATS4IT is part of the Moongy Group, established to strengthen agap2IT’s presence in Europe. Since 2021 we expanded further with the opening of our Danish branch in Copenhagen, and our Spanish brand in Madrid, reinforcing our commitment to being a key player in the European technology landscape. Proximity, transparency, and collaboration define our approach at ATS. We aim to be your trusted partner and the first choice for your technological challenges
SAP Workflow Expert
Location:Brussels, Belgium
Work Model: Hybrid - minimum 3 days per week on-site (days may be non-consecutive)
Languages:
Dutch: Full professional proficiency
English: Full professional proficiency
French: Full professional proficiency
Eligibility: a valid Belgium work permit is mandatory
NOTE: Candidates who do not meet the specified criteria may not be contacted
About the Role
We are seeking an experienced SAP Workflow Expert to support complex SAP ECC and S/4HANA environments within a large-scale, enterprise context. The selected consultant will play a key role in workflow design, process optimization, system integration, and data migration activities, working closely with business stakeholders and technical teams.
Bachelor’s or Master’s degree in Computer Science or a related field.
At least 5 years of proven professional experience in the role
Proven and hands-on expertise in implementing Procure-to-Pay (P2P) processes on SAP ECC, supported by concrete and representative project experience.
Demonstrated experience in the design, configuration, and optimization of complex SAP ECC workflows in enterprise environments.
Confirmed experience with cross-module integration, specifically between SAP MM, FI/CO, and PM, within end-to-end business processes.
Strong and proven experience in complex data migration activities using LSMW, including planning, execution, and validation.
Solid experience in test management activities, such as test planning, coordination, execution, and defect follow-up.
Proven participation in SAP ECC to SAP S/4HANA transition or migration projects, with clear involvement and responsibilities.
Strong expertise in SAP ECC authorization management, including role design, access control, and compliance considerations.
Advanced knowledge of process modeling using BPMN, with practical application in past SAP projects.
Design, configure, and optimize SAP ECC workflows, ensuring alignment with business processes
Implement and support Procure-to-Pay (P2P) processes within SAP ECC
Develop and maintain SAP solutions using ABAP and Fiori
Perform complex data migrations using LSMW
Collaborate on integrations between MM, FI/CO, and PM modules
Manage and maintain SAP authorization concepts
Support document management activities using SAP DMS
Participate in or support SAP ECC to S/4HANA transition projects
Attractive salary based on your experience and skills.
Additional benefits: Meal vouchers and eco-vouchers (electronic), DKV hospitalization insurance, company laptop, holiday allowance, and year-end bonus.
Vacation: 20 paid leave days + 12 RTT days.
Free training (technical, behavioral, language) and certifications
Continuous and personalized career progression support
Opportunities to work on projects with cutting-edge technologie
At Moongy Group, we stand for equality and diversity. We create a safe and inclusive environment where opportunities are equal for everyone! We do not discriminate based on age, ethnicity, gender, disability, sexual orientation, or any factor other than merit. If you have the skills for the role, we encourage you to apply!
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